The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 27, 2003
Filed:
Oct. 18, 2000
Applicant:
Inventors:
V. Durga Nageswar Rao, Bloomfield Twp., MI (US);
Daniel Joseph German, Brighton, MI (US);
Gary Allan Vrsek, Brighton, MI (US);
Jeffrey Eliot Chottiner, Farmington Hills, MI (US);
Mark Michael Madin, Canton, MI (US);
Assignee:
Ford Global Technologies, Inc., Dearborn, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02B 7/504 ;
U.S. Cl.
CPC ...
F02B 7/504 ;
Abstract
Various embodiments ( ) of variable length piston and connecting rod assemblies for imparting a variable compression ratio to an internal combustion engine. The embodiments incorporate novel arrangements of relatively movable parts ( ) related by various elastomeric elements ( ) and oil passages ( ) to change compression ratios.